Pet toothbrush



FIG. 1 is a perspective view of the pet toothbrush.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The solid black surface designs are omitted in FIG. 5 for ease ofillustration.

The ornamental design for a pet toothbrush, as shown and described.